Hotel prices across Europe rose by 4 percent in October compared to September, according to analysis from travel booking site Trivago.com.

A night in Europe will now cost travelers an average of €118, Trivago said October 14, with prices rising in 32 of the most popular 50 destinations that the website monitors.

Paris, Vienna and Istanbul are now at their highest point since January 2010, although rates in resort centers in Greece, Portugal and Turkey have fallen.

A night in Crete, for instance, has fallen 26 percent since last month to €80, while hotel rates in the Portuguese Algarve are down 39 percent at €71 and Alanya in Turkey has dropped 34 percent lower to €62.

Hotel prices in London are up 11 percent after a two-month decline, averaging €163 per night, while Paris (€175), Barcelona (€141), Madrid (€116) and Milan (€132) have also seen price hikes.

Geneva remains the most expensive destination on Trivago's index, the only city passing the €200 a night mark, while Sofia is the cheapest city break, with hotel rooms there averaging just €76 per night.